“retrospective study”的概念、定义、翻译、参考文献-科学参考

单词	retrospective study
释义	retrospective study Encyclopedia 理学临床试验的自适应性设计释 retrospective study观察性研究在自然状态下对研究对象的特征进行观察、记录，并对结果进行描述和对比分析的研究。 Mathematics retrospective study回溯研究
随便看	radiation breeding of mulberry radiation breeding of peanut radiation breeding of silkworm radiation budget at the top of the atmosphere radiation bulk polymerization radiation-burn combined injuries radiation calculation radiation calorimeter radiation cataract radiation chemical engineering radiation chemical measuring methods radiation chemical reaction radiation chemical yield radiation chemical yield; radiation chemistry yield radiation chemistry radiation chemistry of aqueous solution radiation chemistry of biological materials radiation chemistry of gas radiation chemistry of organic compounds radiation chemistry of polymers radiation chemistry of solid radiation chemistry yield radiation cleavage radiation climate radiation coefficient

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